Vasa vasorum of the heart.
D000328:Adult; D000368:Aged; D000818:Animals; D001808:Blood Vessels / Q000033:anatomy & histology*; D003331:Coronary Vessels / Q000033:anatomy & histology*; D005260:Female; D006470:Hemorrhage / Q000473:pathology; D006801:Humans; D006973:Hypertension / Q000473:pathology; D007223:Infant; D008208:Lymphatic System / Q000033:anatomy & histology; D008297:Male; D008875:Middle Aged; D013552:Swine; D014650:Vasa Nervorum / Q000033:anatomy & histology; D014651:Vasa Vasorum / Q000033:anatomy & histology